The product XML file creates that column upon import via the ACP, so something was undone or wasn't done after the server move. You can try running the following queries, and see it that resolves the issues created when you tried to 'fix' PhotoPlog, but if something else comes up, you might want to try reinstating the gallery again, or dig through the product XML file for whatever may still be missing:
Code:
Content visible to registered users only.